The proposed modification changes groundwater monitoring requirements for the 300 Area Process Trenches and the 183-H Solar Evaporation Basins Treatment, Storage, and Disposal (TSD) units. The changes will be processed as a Class 2 modification which requires a 60?day comment period and public meeting led by the permittee (DOE). The public comment period runs from January 23 through March 24, 2017.

DOE-RL and the Washington State Department of Ecology want your feedback on these proposed modifications! Submit comments by March 24, 2017, in writing, by mail, or electronically (preferred) to:

A meeting to discuss the proposed permit modifications is scheduled for 5:30 p.m. on February 28 at the Richland Public Library, 955 Northgate Drive. More information can be found on the Hanford events calendar.

The DOE-RL contact person for this permit change is Richard Buel, (509) 376-3375. The Washington State Department of Ecology contact person is Randy Bradbury, (509) 372-7954.

The permittees’ compliance history during the life of the permit being modified is available from the Washington State Department of Ecology contact person.

This change is a Class 2 permit modifications, which are periodic updates to the Hanford Dangerous Waste Permit, such as response to new regulations, technological advancements, and variations in waste types or quantities. All Class 2 changes require approval from the Washington State Department of Ecology.